19829196

素因数分解:

$2^2\times 3^2\times {\mathrm{550811}}^1$

素因数の和:550821

約数の個数: 18

約数和(自身を含む): 50123892

約数和(自身を除く): 30294696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 550811, 1101622, 1652433, 2203244, 3304866, 4957299, 6609732, 9914598, 19829196]

約数ペア:

[(1, 19829196), (2, 9914598), (3, 6609732), (4, 4957299), (6, 3304866), (9, 2203244), (12, 1652433), (18, 1101622), (36, 550811)]